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What imaginary number is equivalent to the square root of negative 64?
Wiki User
∙ 13y ago
8i and -8i both satisfy this: (8i)² = (8²)(i²) = (64)(-1) = -64, and
(-8i)² = (-8²)(i²) = (64)(-1) = -64
Wiki User
∙ 13y ago
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